[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 16.021474] random: sshd: uninitialized urandom read (32 bytes read, 30 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 21.117686] random: sshd: uninitialized urandom read (32 bytes read, 36 bits of entropy available) [ 21.364626] random: sshd: uninitialized urandom read (32 bytes read, 36 bits of entropy available) [ 22.217414] random: sshd: uninitialized urandom read (32 bytes read, 99 bits of entropy available) [ 37.205537] random: sshd: uninitialized urandom read (32 bytes read, 114 bits of entropy available) Warning: Permanently added '10.128.15.243' (ECDSA) to the list of known hosts. [ 42.565548] random: sshd: uninitialized urandom read (32 bytes read, 120 bits of entropy available) executing program [ 42.658408] ================================================================== [ 42.665794] BUG: KASAN: use-after-free in __lock_acquire+0x387e/0x4b50 [ 42.672439] Read of size 8 at addr ffff8800b5cc4d38 by task syzkaller972456/3319 [ 42.679948] [ 42.681549] CPU: 0 PID: 3319 Comm: syzkaller972456 Not tainted 4.4.111-g7902639 #25 [ 42.689308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.698641] 0000000000000000 ed11e34d5f187315 ffff8800b48d78d0 ffffffff81d0509d [ 42.706620] ffffea0002d73100 ffff8800b5cc4d38 0000000000000000 ffff8800b5cc4d38 [ 42.714585] 0000000000000000 ffff8800b48d7908 ffffffff814fd433 ffff8800b5cc4d38 [ 42.722570] Call Trace: [ 42.725129] [] dump_stack+0xc1/0x124 [ 42.730469] [] print_address_description+0x73/0x260 [ 42.737105] [] kasan_report+0x285/0x370 [ 42.743517] [] ? __lock_acquire+0x387e/0x4b50 [ 42.749644] [] __asan_report_load8_noabort+0x14/0x20 [ 42.756367] [] __lock_acquire+0x387e/0x4b50 [ 42.762312] [] ? __lock_acquire+0xb5f/0x4b50 [ 42.768342] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 42.775354] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 42.782345] [] ? mark_held_locks+0xaf/0x100 [ 42.788286] [] lock_acquire+0x15e/0x460 [ 42.793884] [] ? remove_wait_queue+0x14/0x40 [ 42.799918] [] _raw_spin_lock_irqsave+0x4e/0x70 [ 42.806209] [] ? remove_wait_queue+0x14/0x40 [ 42.812235] [] remove_wait_queue+0x14/0x40 [ 42.818096] [] ep_unregister_pollwait.isra.6+0xa8/0x220 [ 42.825083] [] ? ep_unregister_pollwait.isra.6+0x114/0x220 [ 42.832325] [] ? ep_free+0x1c0/0x1c0 [ 42.837657] [] ep_free+0x93/0x1c0 [ 42.842729] [] ? ep_free+0x1c0/0x1c0 [ 42.848063] [] ep_eventpoll_release+0x44/0x60 [ 42.854188] [] __fput+0x233/0x6d0 [ 42.859261] [] ____fput+0x15/0x20 [ 42.864343] [] task_work_run+0x104/0x180 [ 42.870024] [] do_exit+0x871/0x2a20 [ 42.875277] [] ? release_task+0x1240/0x1240 [ 42.881219] [] ? SyS_epoll_create+0x190/0x190 [ 42.887335] [] do_group_exit+0x108/0x320 [ 42.893016] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 42.899486] [] SyS_exit_group+0x1d/0x20 [ 42.905081] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 42.911628] [ 42.913225] Allocated by task 3319: [ 42.916817] [] save_stack_trace+0x26/0x50 [ 42.922703] [] save_stack+0x43/0xd0 [ 42.928067] [] kasan_kmalloc+0xad/0xe0 [ 42.933693] [] kmem_cache_alloc_trace+0x100/0x2b0 [ 42.940274] [] binder_get_thread+0x181/0x7a0 [ 42.946431] [] binder_poll+0x4a/0x210 [ 42.951972] [] SyS_epoll_ctl+0x10b1/0x2050 [ 42.957945] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 42.964613] [ 42.966212] Freed by task 3319: [ 42.969456] [] save_stack_trace+0x26/0x50 [ 42.975359] [] save_stack+0x43/0xd0 [ 42.980730] [] kasan_slab_free+0x72/0xc0 [ 42.986533] [] kfree+0xfc/0x300 [ 42.991559] [] binder_thread_dec_tmpref+0x1c1/0x250 [ 42.998310] [] binder_thread_release+0x27d/0x540 [ 43.004817] [] binder_ioctl+0xb94/0x12e0 [ 43.010614] [] do_vfs_ioctl+0x7aa/0xee0 [ 43.016339] [] SyS_ioctl+0x8f/0xc0 [ 43.021615] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 43.028282] [ 43.029881] The buggy address belongs to the object at ffff8800b5cc4c80 [ 43.029881] which belongs to the cache kmalloc-512 of size 512 [ 43.042513] The buggy address is located 184 bytes inside of [ 43.042513] 512-byte region [ffff8800b5cc4c80, ffff8800b5cc4e80) [ 43.054357] The buggy address belongs to the page: [ 43.069186] BUG: unable to handle kernel NULL pointer dereference at (null) [ 43.077411] IP: [< (null)>] (null) [ 43.082688] PGD 0 [ 43.084918] Oops: 0010 [#1] PREEMPT SMP KASAN [ 43.089851] Dumping ftrace buffer: [ 43.093372] (ftrace buffer empty) [ 43.097058] Modules linked in: [ 43.100345] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.4.111-g7902639 #25 [ 43.107339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.116670] task: ffff8801da3a97c0 task.stack: ffff8801da3b8000 [ 43.122693] RIP: 0010:[<0000000000000000>] [< (null)>] (null) [ 43.130397] RSP: 0018:ffff8801db307df0 EFLAGS: 00010006 [ 43.135815] RAX: ffff8801da3a97c0 RBX: ffff8800b455fdf8 RCX: ffffffff812ac9a0 [ 43.143196] RDX: 0000000000010000 RSI: ffffffff839fd820 RDI: ffff8800b455fdf8 [ 43.150495] RBP: ffff8801db307ee0 R08: 1ffff1003b096a88 R09: 0000000000000001 [ 43.157760] R10: 0000000000000000 R11: 1ffff1003b660f6a R12: 0000000000000000 [ 43.165003] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8801db319640 [ 43.172245] FS: 0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 43.180461] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.186313] CR2: 0000000000000000 CR3: 00000001d0e8c000 CR4: 0000000000160670 [ 43.193562] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.200807] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.208045] Stack: [ 43.210172] ffffffff812ac9a6 ffff88021fffd057 ffff88021fffd05b ffff88021fffd04f [ 43.218152] 1ffff1003b660fcb ffff8801db3196a0 ffffed003b660fca ffff8801db319700 [ 43.226109] 0303fc0000000001 ffff8801db319678 ffffed003b6632d4 ffff8801db319718 [ 43.234173] Call Trace: [ 43.236722] [ 43.238759] [] ? __hrtimer_run_queues+0x306/0xfe0 [ 43.245518] [] ? hrtimer_fixup_init+0x70/0x70 [ 43.251634] [] ? hrtimer_interrupt+0x131/0x440 [ 43.257837] [] hrtimer_interrupt+0x1a6/0x440 [ 43.263864] [] local_apic_timer_interrupt+0x6a/0xb0 [ 43.270501] [] smp_apic_timer_interrupt+0x76/0xa0 [ 43.276961] [] apic_timer_interrupt+0xa0/0xb0 [ 43.283078] [ 43.285119] [] ? native_safe_halt+0x6/0x10 [ 43.291264] [] ? trace_hardirqs_on+0xd/0x10 [ 43.297202] [] default_idle+0x55/0x3c0 [ 43.302793] [] arch_cpu_idle+0xa/0x10 [ 43.308213] [] default_idle_call+0x48/0x70 [ 43.314071] [] cpu_startup_entry+0x605/0x820 [ 43.320105] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 43.326922] [] ? call_cpuidle+0xe0/0xe0 [ 43.332528] [] ? clockevents_register_device+0x122/0x230 [ 43.339597] [] start_secondary+0x304/0x3e0 [ 43.345452] [] ? set_cpu_sibling_map+0x1040/0x1040 [ 43.352013] Code: Bad RIP value. [ 43.355676] RIP [< (null)>] (null) [ 43.361143] RSP [ 43.364734] CR2: 0000000000000000 [ 43.368165] ---[ end trace 4232cabc6b057bd7 ]--- [ 43.372886] Kernel panic - not syncing: Fatal exception in interrupt SeaBIOS (version 1.8.2-20171130_102032-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 2 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f3050: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x00000000039c526e input_len: 0x000000000142691e output: 0x0000000001000000 output_len: 0x0000000003dd7a40 run_size: 0x000000000550d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Initializing cgroup subsys schedtune [ 0.000000] Linux version 4.4.111-g7902639 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #25 SMP PREEMPT Fri Jan 12 17:48:10 UTC 2018 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=120 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers' [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] x86/fpu: Using 'eager' FPU context switches. [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] Hypervisor detected: KVM [ 0.000000] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT [ 0.000000] e820: last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f32c0-0x000f32cf] mapped at [ffff8800000f32c0] [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F3090 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDC70 000034 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDCB0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 2:1fffd001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 1760264198 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] kasan: KernelAddressSanitizer initialized [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] e820: [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 42 pages/cpu @ffff8801db200000 s134024 r8192 d29816 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935238 [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=120 [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.000000] Memory: 6581460K/7863916K available (40429K kernel code, 6130K rwdata, 8808K rodata, 1844K init, 23616K bss, 1282456K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Kernel/User page tables isolation: enabled [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 64. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 16 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] tsc: Detected 2300.000 MHz processor [ 1.278561] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.279723] pid_max: default: 32768 minimum: 301 [ 1.280467] ACPI: Core revision 20150930 [ 1.353108] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.354417] Security Framework initialized [ 1.355011] SELinux: Initializing. [ 1.355667] AppArmor: AppArmor disabled by boot time parameter [ 1.356588] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.357609] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.361520] Initializing cgroup subsys io [ 1.362142] Initializing cgroup subsys freezer [ 1.362869] Initializing cgroup subsys hugetlb [ 1.363529] Initializing cgroup subsys debug [ 1.364350] CPU: Physical Processor ID: 0 [ 1.366246] mce: CPU supports 32 MCE banks [ 1.366999] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.367827] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.371136] Freeing SMP alternatives memory: 44K [ 1.380538] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.497898] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.499534] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.588224] x86: Booting SMP configuration: [ 1.588975] .... node #0, CPUs: #1 [ 1.589822] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.594839] x86: Booted up 1 node, 2 CPUs [ 1.595447] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.600136] devtmpfs: initialized [ 1.609828] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.611291] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.612996] xor: automatically using best checksumming function: [ 1.626015] kworker/u4:0 (21) used greatest stack depth: 27224 bytes left [ 1.707905] avx : 21748.000 MB/sec [ 1.709144] RTC time: 10:27:27, date: 01/13/18 [ 1.711519] NET: Registered protocol family 16 [ 1.712792] schedtune: init normalization constants... [ 1.713692] schedtune: no energy model data [ 1.714322] schedtune: disabled! [ 1.748225] cpuidle: using governor ladder [ 1.777966] cpuidle: using governor menu [ 1.779281] ACPI: bus type PCI registered [ 1.779883] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.782848] PCI: Using configuration type 1 for base access [ 2.010563] kworker/u4:3 (462) used greatest stack depth: 26984 bytes left [ 2.217871] raid6: sse2x1 gen() 4609 MB/s [ 2.387858] raid6: sse2x1 xor() 2454 MB/s [ 2.557850] raid6: sse2x2 gen() 6990 MB/s [ 2.727836] raid6: sse2x2 xor() 3908 MB/s [ 2.897824] raid6: sse2x4 gen() 8574 MB/s [ 3.067816] raid6: sse2x4 xor() 3888 MB/s [ 3.237812] raid6: avx2x1 gen() 9402 MB/s [ 3.407794] raid6: avx2x2 gen() 14573 MB/s [ 3.577788] raid6: avx2x4 gen() 19048 MB/s [ 3.578466] raid6: using algorithm avx2x4 gen() 19048 MB/s [ 3.579391] raid6: using avx2x2 recovery algorithm [ 3.580719] ACPI: Added _OSI(Module Device) [ 3.581389] ACPI: Added _OSI(Processor Device) [ 3.582055] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.582736] ACPI: Added _OSI(Processor Aggregator Device) [ 3.593386] ACPI: Executed 2 blocks of module-level executable AML code [ 3.669895] ACPI: Interpreter enabled [ 3.670930] ACPI: (supports S0 S3 S4 S5) [ 3.671494] ACPI: Using IOAPIC for interrupt routing [ 3.672685] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.883959] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.885027] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.886433] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.887526] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.914190] PCI host bridge to bus 0000:00 [ 3.914926] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.915887] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.916949] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.918000] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.919023] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.960850] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.054855] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.061404] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.067657] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.073981] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.078027] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.091122] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.095080] vgaarb: loaded [ 4.098377] SCSI subsystem initialized [ 4.116372] ACPI: bus type USB registered [ 4.118198] usbcore: registered new interface driver usbfs [ 4.119579] usbcore: registered new interface driver hub [ 4.120973] usbcore: registered new device driver usb [ 4.123113] pps_core: LinuxPPS API ver. 1 registered [ 4.123851] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.125986] PTP clock support registered [ 4.128812] Advanced Linux Sound Architecture Driver Initialized. [ 4.130471] PCI: Using ACPI for IRQ routing [ 4.154832] NetLabel: Initializing [ 4.155420] NetLabel: domain hash size = 128 [ 4.156038] NetLabel: protocols = UNLABELED CIPSOv4 [ 4.157089] NetLabel: unlabeled traffic allowed by default [ 4.160304] amd_nb: Cannot enumerate AMD northbridges [ 4.161199] clocksource: Switched to clocksource kvm-clock [ 4.320761] pnp: PnP ACPI init [ 4.343835] pnp: PnP ACPI: found 7 devices [ 4.357356] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.359031] NET: Registered protocol family 2 [ 4.362104] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.364290] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.371678] TCP: Hash tables configured (established 65536 bind 65536) [ 4.372856] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.375161] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.377796] NET: Registered protocol family 1 [ 4.378554] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.380409] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.381874] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 4.383950] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 4.385263] hw unit of domain pp0-core 2^-0 Joules [ 4.385920] hw unit of domain package 2^-0 Joules [ 4.386601] hw unit of domain dram 2^-16 Joules [ 4.393080] Scanning for low memory corruption every 60 seconds [ 4.401243] audit: initializing netlink subsys (disabled) [ 4.402639] audit: type=2000 audit(1515839249.797:1): initialized [ 4.409907] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.544767] VFS: Disk quotas dquot_6.6.0 [ 4.546741] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.569630] fuse init (API version 7.23) [ 4.573104] 9p: Installing v9fs 9p2000 file system support [ 4.588407] async_tx: api initialized (async) [ 4.590376] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 4.593038] io scheduler noop registered [ 4.593643] io scheduler deadline registered [ 4.596091] io scheduler cfq registered (default) [ 4.605057] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 4.608505] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.609593] ACPI: Power Button [PWRF] [ 4.611625] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.612784] ACPI: Sleep Button [SLPF] [ 4.637448] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.638371] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.662325] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.663297] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.670971] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.694411] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.720534] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.746696] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.773360] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.782562] Non-volatile memory driver v1.3 [ 4.785505] Linux agpgart interface v0.103 [ 4.789225] [drm] Initialized drm 1.1.0 20060810 [ 4.889897] brd: module loaded [ 4.948478] loop: module loaded [ 4.982309] nbd: registered device at major 43 [ 5.142752] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 5.144158] drbd: built-in [ 5.144889] drbd: registered as block device major 147 [ 5.185005] scsi host0: Virtio SCSI HBA [ 5.224943] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.381475] tsc: Refined TSC clocksource calibration: 2299.806 MHz [ 5.382998] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21267ddf018, max_idle_ns: 440795235154 ns [ 5.890837] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 5.893413] osst :I: Tape driver with OnStream support version 0.99.4 [ 5.893413] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $ [ 5.900639] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.903000] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.903140] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.905930] SCSI Media Changer driver v0.25 [ 5.906862] sd 0:0:1:0: [sda] Write Protect is off [ 5.909042] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.910002] tun: Universal TUN/TAP device driver, 1.6 [ 5.910005] tun: (C) 1999-2004 Max Krasnyansky [ 5.940407] sda: sda1 [ 5.953089] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.954546] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.956648] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.958398] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.960243] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.960610] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.962841] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.964693] sky2: driver version 1.30 [ 5.966902] PPP generic driver version 2.4.2 [ 5.969233] PPP BSD Compression module registered [ 5.970398] PPP Deflate Compression module registered [ 5.972013] PPP MPPE Compression module registered [ 5.973320] NET: Registered protocol family 24 [ 5.974921] usbcore: registered new interface driver asix [ 5.976608] usbcore: registered new interface driver ax88179_178a [ 5.978442] usbcore: registered new interface driver cdc_ether [ 5.980279] usbcore: registered new interface driver net1080 [ 5.981961] usbcore: registered new interface driver cdc_subset [ 5.983631] usbcore: registered new interface driver zaurus [ 5.985367] usbcore: registered new interface driver cdc_ncm [ 5.988579] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.990185] ehci-pci: EHCI PCI platform driver [ 5.991987] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.993519] ohci-pci: OHCI PCI platform driver [ 5.994790] uhci_hcd: USB Universal Host Controller Interface driver [ 5.998112] usbcore: registered new interface driver usblp [ 5.999930] usbcore: registered new interface driver usb-storage [ 6.003163] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 6.006836] i8042: Warning: Keylock active [ 6.009193] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 6.013068] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 6.017132] mousedev: PS/2 mouse device common for all mice [ 6.022178] usbcore: registered new interface driver xpad [ 6.023722] usbcore: registered new interface driver usb_acecad [ 6.025426] usbcore: registered new interface driver aiptek [ 6.027076] usbcore: registered new interface driver gtco [ 6.028517] usbcore: registered new interface driver hanwang [ 6.029863] usbcore: registered new interface driver kbtab [ 6.034758] rtc_cmos 00:00: RTC can wake from S4 [ 6.037619] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 6.039530] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 6.042457] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 6.046914] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0) [ 6.049854] md: linear personality registered for level -1 [ 6.051929] md: raid0 personality registered for level 0